... Mothers 18 AIR POLLUTION, HEALTH, AND SOCIO-ECONOMIC STATUS: THE EFFECT OF OUTDOOR AIR QUALITY ON CHILDHOOD ASTHMA Matthew J. Neidell* University of Chicago March 2003 ... finding the reduction in pollution from LEV II, its effect on asthma admissions, and the monetary savings from reduced admissions. To find the change in pollution, first multiply the number of cars ... considerably higher levels of pollution. To get a sense of the impact of these higher levels of pollution, I approximate the proportional effect of higher pollution levels in low SES areas on...